Home / 1,257,242.40-1,735,121.03-741,160.29

Finding the Fourth Proportional to 1,257,242.40, 1,735,121.03 and 741,160.29

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Solution

The fourth proportional to 1,257,242.40, 1,735,121.03 and 741,160.29 is: 1,022,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,242.40 : 1,735,121.03 = 741,160.29 : x
  2. Step 2: Convert to fraction form
    1,257,242.40/1,735,121.03 = 741,160.29/x
  3. Step 3: Cross multiply
    1,257,242.40x = 1,735,121.03 × 741,160.29
  4. Step 4: Simplify right side
    1,257,242.40x = 1,286,002,808,556.47
  5. Step 5: Solve for x
    x = 1,286,002,808,556.47/1,257,242.40
  6. Step 6: Final answer
    x = 1,022,875.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.